Best Way to Sharpen Fillet Knives in 2024

Guide to Best Way to Sharpen Fillet Knives

Are you looking for the best ways to sharpen fillet knives? Whether it is traditional or electric fillet knives, you need to sharpen knives after a prolonged use. There are many ways you can sharpen a fillet knife but using a knife sharpener is the best choice.

Fillet knives come to us with many benefits. We can fillet fish, meat, or vegetables with utmost precision.

In this article, we’ll share some of the ways to sharpen a knife, including using a sharpener for the purpose. We’ll also list some of the best sharpener products available in the market for your convenience. Furthermore, we’ll also provide buying guides for knife sharpener, and more related information.

2 Ways to Sharpen Fillet Knives

Sharpen with Another Knife

If you look at a knife, it has two sides. We use one side to slice or fillet through a food item and there’s another side which is a thick spine. So, the way to sharpen your fillet knife is to run it along with the thick spine of another knife.

To successfully sharpen a fillet knife, the other knife needs to be stronger than the fillet knife. This process is usually a traditional way to sharpen a knife, and it’s usually effective.

Using a Sharpener

Nowadays, there are specialized sharpeners available in the market for the purpose of sharpening a fillet knife.

You can either buy a sharpening stone or electric knife sharpener that has a 2 or 3 stage sharpener process.

For convenience, look at the 3 best sharpener product’s list below.

Product Reviews

Smith’s CCKS 2-Step Knife Sharpener

This sharpener product of Smith is helpful to sharpen any kind of knives including fillet knives and comes with a 2-step sharpener process.


The two steps are Coarse and Fine. The coarse stage is to recover damage of the blades and make a rough edge. The fine stage is there to polish the knife and sharpen the knife just as it was before.

The product dimension is 0.88 X 2.71 X 2.33 inches and weighs 1.6 ounces. The housing material of the product is synthetic and available in yellow color.


  • Coarse and Fine stones
  • Weighs less
  • Easy 2-step sharpening process
  • Non-Slip handle
  • Carbide blades


  • Uneven coarse process

Presto 08810 Professional Electric Knife Sharpener

This sharpener product of Presto has a 3- stage knife sharpening system.


One of the key features of this sharpener product is the ability to sharpen different type of knives, including kitchen, sport, or fillet knives. The size is 18.43 x 11.25 x 2.18 in inches. The item weighs 5.07 in pounds. The housing material of the product is Ceramic.

There’s a blade thickness selector to choose the thickness level of sharpening for different sizes of knives. Three level of thickness are available- thick, thin and medium. To sharpen fillet knives, thin level is the best to choose.


  • 3-way sharpening process
  • Sharpens different sizes of knives
  • Useful for Santoku knives
  • Uniform sharp edge


Smith’s 50264 Adjustable Manual Knife Sharpener

This knife sharpener from the Smith brand comes with a 2- stage sharpening system for standard knives, along with a serrated blade sharpener.


Coarse and Fine sharpening stages are available. For fixed angle operation, there’s a serrated blade sharpener. Edge polishing of a sharp knife can also be done. The grit type is extra fine.

The product dimension is 10.75 X 2.5 X 1.19 in inches and weighs 0.1 kilograms. The housing material of the product is synthetic and available in multi-color (Grey/Yellow).


  • 3-stage sharpening system
  • Repair of damaged blades
  • Serrated blade sharpener
  • Ergonomic handle
  • Soft grip handle
  • Adjustable knob for angle


  • Not compatible with scissor sharpening

Buyer’s Guide for Fillet Knife Sharpener

Things to consider:

  • Multiple Sharpening Stages

Choose sharpeners that come with multiple stages of sharpening. Usually, there are 2 stage of sharpening in a good sharpener product. But there are 3 stage sharpening levels available in some products. So, choose those kinds of products for added options.

  • Durability

The best products are those with quality built-in materials. Quality housing material results in added durability. So, choose products that have a record of long durability.

  • Easy to Operate

It’s better to choose products that have an easy-to-go operation. Find and buy products that come with a simple instruction manual to follow.

  • Blade Thickness

Blade thickness level is a key factor. Choose products that have a thick, medium, and thin level of sharpening system.

  • Weight

You might want to choose products that are easy to handle and travel with. Maybe you’ll require carrying sharpener for your fishing trip. So, choose products that are compatible with weight.

  • Safety

Safety factor is always a key factor to consider. Find products that have a non-slip handle and grip well. There are products available in the market that has high quality, non-slip ergonomic handle. So, choose those types of products.

Final Thoughts

As it goes, there are lots of ways you can sharpen a fillet knife. You can either sharpen with another knife, or simply buy a sharpener to get the necessary output.

This article gives 2 ways to sharpen a fillet knife and provides a list of the three best Fillet Knife Sharpeners with their best features. Sharpener products are specifically designed to serve the purpose of sharpening fillet knives, scissors, and other items that require sharpening.

Choose products by following the buying guide we’ve provided in this article, and you won’t be disappointed. A good research can lead you to the best of sharpener products. At the end of the day, it’s your research that will count. Hence, keep in mind your requirements and find the right product accordingly. Check the video below for further convenience with sharpening a knife.

There are affiliate links in this post. At no cost to you, I get commissions for purchases made through links in this post.